Question 1

When was the Mississippian time and what grew and formed during this period?

Accepted Answer

During Mississippian time, fro

Question 2

The atmosphere has warmed by about ____ during the last 50 years.

Accepted Answer

A)  0.15° C 
B)  5° C 
C)  0.8° C 
D)  1.5° C 
A)  0.15° C 
B)  5° C 
C)  0.8° C 
D)  1.5° C

Question 3

The presence of tillite indicates that the sediment was deposited during a period of cold climate.

Accepted Answer

A) True 
 B)False

Question 4

Scientists study old landscape paintings to chronicle historical climates.

Accepted Answer

A) True 
 B)False

Question 5

Most thick limestones formed in ____ seas.

Accepted Answer

A)  warm, deep 
B)  warm, shallow 
C)  cold, deep 
D)  cold, shallow 
A)  warm, deep 
B)  warm, shallow 
C)  cold, deep 
D)  cold, shallow

Question 6

Climate change does not follow linear relationships, which means that small changes to the climate system can have substantially larger consequences.

Accepted Answer

A) True 
 B)False

Question 7

There is evidence that extreme cold periods 600 to 700 million years ago froze the oceans from pole to pole and covered the continents with glaciers, known as ____________________.

Accepted Answer

The answer of There is evidence that extreme cold periods...

Question 8

Plant pollen can only be used for the past several hundred years to infer climate conditions.

Accepted Answer

A) True 
 B)False

Question 9

Describe the bolide impact from 65 million years ago, what affect did it have on life?

Accepted Answer

Evidence strongly suggests that a bolide

Question 10

Temperature records for the past 125 years show a steady temperature increase at a constant rate.

Accepted Answer

A) True 
 B)False

Question 11

What is the biggest problem for people as a result of global warming?

Accepted Answer

A)  As soil moisture decreases, trees will die and wildfires are becoming more common, changing forests into savannas. 
B)  In a warmer world, tropical diseases such as malaria have been spreading to higher latitudes. 
C)  Because of high population density, land ownership, and political boundaries, people cannot migrate as freely as they once could. 
D)  Unless people build expensive dams, there is less water available for irrigation. 
A)  As soil moisture decreases, trees will die and wildfires are becoming more common, changing forests into savannas. 
B)  In a warmer world, tropical diseases such as malaria have been spreading to higher latitudes. 
C)  Because of high population density, land ownership, and political boundaries, people cannot migrate as freely as they once could. 
D)  Unless people build expensive dams, there is less water available for irrigation.

Question 12

What did scientists studying rice crops conclude about the effects of warmer temperatures?

Accepted Answer

A)  The growing season was increased. 
B)  The resulting increased respiration caused decreased available energy to the plants. 
C)  Warming-induced precipitation yielded larger crops. 
D)  There was a virulence of parasites and disease organisms. 
A)  The growing season was increased. 
B)  The resulting increased respiration caused decreased available energy to the plants. 
C)  Warming-induced precipitation yielded larger crops. 
D)  There was a virulence of parasites and disease organisms.

Question 13

When carbon dioxide gas dissolves in seawater, it forms methane gas.

Accepted Answer

A) True 
 B)False

Question 14

How can the oceans become more acidic?

Accepted Answer

A)  Carbon dioxide dissolved in seawater forms carbonic acid. 
B)  Pollutants from industrial practices can enter waterways. 
C)  Incompletely burned petroleum contributes acidic compounds to the oceans. 
D)  Increased weathering of rocks from increased precipitation releases a larger load of ions into the oceans. 
A)  Carbon dioxide dissolved in seawater forms carbonic acid. 
B)  Pollutants from industrial practices can enter waterways. 
C)  Incompletely burned petroleum contributes acidic compounds to the oceans. 
D)  Increased weathering of rocks from increased precipitation releases a larger load of ions into the oceans.

Question 15

The amount of carbon dioxide dissolved in the oceans depends in part on the ____.

Accepted Answer

A)  photosynthesis that produces the carbon dioxide 
B)  methane concentrations in the oceans 
C)  amount of carbonate ions in the oceans 
D)  temperature of the atmosphere and of the oceans 
A)  photosynthesis that produces the carbon dioxide 
B)  methane concentrations in the oceans 
C)  amount of carbonate ions in the oceans 
D)  temperature of the atmosphere and of the oceans

Question 16

The short-term fluctuation in yearly carbon dioxide concentrations in the atmosphere are caused by ____.

Accepted Answer

A)  variable cloud cover that affects insulation 
B)  temperature variations in the surface of oceans 
C)  the amount of heating fuel burned in a given year 
D)  seasonal changes in carbon dioxide absorption by plants 
A)  variable cloud cover that affects insulation 
B)  temperature variations in the surface of oceans 
C)  the amount of heating fuel burned in a given year 
D)  seasonal changes in carbon dioxide absorption by plants

Question 17

Where do lithified dunes form?

Accepted Answer

Lithified dunes are

Question 18

Describe how heat retention by the atmosphere determines the Earth's atmospheric temperature.

Accepted Answer

Heat that is reflected back into space m

Question 19

Water molecules containing  16  O evaporate ____ than those containing  18  O.

Accepted Answer

A)  more easily 
B)  at a lower rate 
C)  less so 
D)  more slowly 
A)  more easily 
B)  at a lower rate 
C)  less so 
D)  more slowly

Question 20

When was the Little Ice Age?

Accepted Answer

The Little Ice Age lasted from about 145

Exam 21: Climate Change

When was the Mississippian time and what grew and formed during this period?

The atmosphere has warmed by about ____ during the last 50 years.

The presence of tillite indicates that the sediment was deposited during a period of cold climate.

Scientists study old landscape paintings to chronicle historical climates.

Most thick limestones formed in ____ seas.

Climate change does not follow linear relationships, which means that small changes to the climate system can have substantially larger consequences.

There is evidence that extreme cold periods 600 to 700 million years ago froze the oceans from pole to pole and covered the continents with glaciers, known as ____________________.

Plant pollen can only be used for the past several hundred years to infer climate conditions.

Describe the bolide impact from 65 million years ago, what affect did it have on life?

Temperature records for the past 125 years show a steady temperature increase at a constant rate.

What is the biggest problem for people as a result of global warming?

What did scientists studying rice crops conclude about the effects of warmer temperatures?

When carbon dioxide gas dissolves in seawater, it forms methane gas.

How can the oceans become more acidic?

The amount of carbon dioxide dissolved in the oceans depends in part on the ____.

The short-term fluctuation in yearly carbon dioxide concentrations in the atmosphere are caused by ____.

Where do lithified dunes form?

Describe how heat retention by the atmosphere determines the Earth's atmospheric temperature.

Water molecules containing 16 O evaporate ____ than those containing 18 O.

When was the Little Ice Age?

Earth Systems

Minerals

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

Oceans and Coastlines

The Atmosphere

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Motions in the Heavens

Planets and Their Moons

Stars, Space, and Galaxies

Filters

Water molecules containing ¹⁶ O evaporate ____ than those containing ¹⁸ O.